Home / 27,658,309.60-38,167,466.70-15,268,137.04

Finding the Fourth Proportional to 27,658,309.60, 38,167,466.70 and 15,268,137.04

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Solution

The fourth proportional to 27,658,309.60, 38,167,466.70 and 15,268,137.04 is: 21,069,476.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,658,309.60 : 38,167,466.70 = 15,268,137.04 : x
  2. Step 2: Convert to fraction form
    27,658,309.60/38,167,466.70 = 15,268,137.04/x
  3. Step 3: Cross multiply
    27,658,309.60x = 38,167,466.70 × 15,268,137.04
  4. Step 4: Simplify right side
    27,658,309.60x = 582,746,112,045,236.62
  5. Step 5: Solve for x
    x = 582,746,112,045,236.62/27,658,309.60
  6. Step 6: Final answer
    x = 21,069,476.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.